- Thin Section of Fault Zone Rock from Eastern Border Fault of the Mesozoic Basin, Massachusetts by Paul Karabinos
Sample Montague 40. Thin section of feldspathic quartzite from drill core through the Eastern Border Fault on the Mesozoic Basin in Montague, Massachusetts. Field of view is approximately 34 by 21 mm. Crossed Polarized light. Taken with the automated thin section imaging system at Williams College.